Home / 2,208,445.74-3,045,765.78-1,521,213.84

Finding the Fourth Proportional to 2,208,445.74, 3,045,765.78 and 1,521,213.84

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Solution

The fourth proportional to 2,208,445.74, 3,045,765.78 and 1,521,213.84 is: 2,097,973.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,445.74 : 3,045,765.78 = 1,521,213.84 : x
  2. Step 2: Convert to fraction form
    2,208,445.74/3,045,765.78 = 1,521,213.84/x
  3. Step 3: Cross multiply
    2,208,445.74x = 3,045,765.78 × 1,521,213.84
  4. Step 4: Simplify right side
    2,208,445.74x = 4,633,261,057,934.40
  5. Step 5: Solve for x
    x = 4,633,261,057,934.40/2,208,445.74
  6. Step 6: Final answer
    x = 2,097,973.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.